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    90 hp yahama coughs at idle

    Engine runs perfect at all ranges accept idle ,then it coughs and sometimes dies -- spark or fuel??
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    PROP School

    I need to go to prop school somewhere to learn the do's and dont's of prop modification ,(changing) What pitch does and what diameter does ,Weight ,rpm etc. Is there a prop chart somewhere? thanks
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    restore gel coat

    What is the best and complete way to restore gel coat that is badly oxidized.w hat product works hardest and best
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    Forgot

    While changing water pump I forgot to shift to forward. What's the procedure to get it where it should be. 1986 140 merc. alpha one. not a gen II Thanks
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    1976 el 70 johnson booging

    I have a 76 70 hp that boogs when I hit the throotle until it picks up some rpm's then it takes aholde and runs reel good the rest of the way. Some low speed roughness and fair idle. Have run additives such as sea foam and carb cleaners. where do I start or is a rejet in order? Thanks
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    Tilt and trim question

    1981 90 hp rude tilt and trim . where do you put fluid in and what fluid. (leaking around cyl. shaft) can packing be tightened or is a seal replacement required? thanks
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    how to find year of motor

    need to figure out year of motor from ser. no, where are the tables?modle e90tlc1m, ser. strg78310881-a2
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    Whale Tails

    What are the pros and cons of using the hydro foil tails (Whale Tails) advantages and disadvantages.
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    wanted,lower unit 70 hp

    Edit: please take a look at our rules. No soliciting and no personal info. Thanks :)
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    lower unit 1976

    Would like to know what all lower units will fit a 1976 70 hp el. johnson. Will 55 hp.s fit and how many yrs each way for the 70 h.p.
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    Easy Winterizing

    What's wrong with winterizing the easy way? 5 gal. bucket sitting on swim platform with hose going to rabbit ears. Warm engine first with water, turn off . hook (garden hose) to rabbit ears . pour 4-5 gal. of anti-freeze into buckett and start engine 2-3 min untill green is exiting into a half...
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    What is the thrust

    What is the thrust of a 2800 motor guide trolling motor. thanks
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    TWO line fuel sys.

    I just got a 1955 johnson 10 that looks like it takes an old Two line fuel sys. Can these parts be purchesed from I-boats or elsewhere.What is the second line for. Can this be converted to newer style single line. The motor is a rare find but I cant hook up any fuel. Did these take an old...
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    Evil outdrive noise Alpha 1 merk

    On my alpha 1 out drive I'm getting an evil sounds when i turn left and a little less when i turn right. still getting higher than norm going straight . Pulled outdrive and u-jounts seem real good. How do i check gimble bering. Is there only one. The housing has alot of play from left to...
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    Wanted, case for lower unit j150

    I need just the case for a lower unit for a johnson 150 stl (gt type O ). EDIT Thanks John
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    try again,150 87 johnson shift rod unhook

    I.m trying again to find out how to unhook the shift rod from the (u shaped clevis shaped holding device) I removed the small bolt and pulled the horizontal shaft. the remaining clevis clamp is still engauged to the shifter rod. Is there a spring loaded part to the pin or why wont the clamp...
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    150 gt shift linkage removal

    Cant get the 150 shift linkage to loosen and come off of the holder clamp .Is the pin that goes thru the hole in the shaft spring loaded , Got the horazontal shaft out,but the (horseshoe type clamp that has a pin in it wont come loose from shifter shaft) 1987 gt manual shift. Do I need to pull...
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    55 rude overheat problem

    I have a 55(1976) rude that suffered an overheat. not long afterward and some new parts.(power pak etc.) it wouldnt idle down,just die. found water in bottom piston and only 60 p.s.i. compression. Ovesously I have a leak. Any ideas on where to look ,or shoukd I just pull the head and see what...
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    55 Rude wont idle down

    A 55 Rude that will start at real high Idle ,but when i bring it down to shift it dies. this engine had suffered an overheat and took out the power pak and some misc. wiring. Coils check out o.k. along with timming . It acts like an air leak ,but have gone over it looking for leak. Is there a...
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    Power pak check 55 rude

    Once again ,tell me how to check the power pak on this rude or any other engine. How to isolate the pak as the trouble. thanks john
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